/usr/include/bglibs/crc/crc32c.h is in libbg1-dev 1.106-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | #ifndef CRC32C__H__
#define CRC32C__H__
#include <crc/gcrc.h>
#define CRC32CPOLY ((uint32)0x1EDC6F41UL)
#define CRC32CINIT ((uint32)0xFFFFFFFFUL)
#define CRC32CPOST ((uint32)0xFFFFFFFFUL)
extern const uint32 crc32c_table[256];
#define crc32c_update(C,D,L) gcrc32rfl((C),(D),(L),crc32c_table)
#define crc32c_block(B,L) (crc32c_update(CRC32CINIT,(B),(L))^CRC32CPOST)
#endif
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